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Magnolia Oil & Gas

373 hedge funds and large institutions have $4.92B invested in Magnolia Oil & Gas in 2025 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 132 increasing their positions, 151 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

3,139% more call options, than puts

Call options by funds: $26M | Put options by funds: $802K

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

1% more capital invested

Capital invested by funds: $4.85B → $4.92B (+$68.1M)

3% less funds holding

Funds holding: 385373 (-12)

4.17% less ownership

Funds ownership: 115.43%111.26% (-4.2%)

13% less repeat investments, than reductions

Existing positions increased: 132 | Existing positions reduced: 151

20% less first-time investments, than exits

New positions opened: 36 | Existing positions closed: 45

Holders
373
Holders Change
-12
Holders Change %
-3.12%
% of All Funds
4.9%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
36
Increased
132
Reduced
151
Closed
45
Calls
$26M
Puts
$802K
Net Calls
+$25.2M
Net Calls Change
+$1.2M
Name Holding Trade Value Shares
Change
Change in
Stake
MCM
251
Marathon Capital Management
Maryland
$239K
Walleye Capital
252
Walleye Capital
New York
$238K -$58.8K -2,466 -20%
CIBC Asset Management
253
CIBC Asset Management
Ontario, Canada
$237K -$6.53K -274 -3%
LWCFA
254
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$236K
VF
255
Vista Finance
Missouri
$229K -$61K -2,556 -21%
IP
256
Isthmus Partners
Wisconsin
$228K +$1.15K +48 +0.5%
TSS
257
Two Sigma Securities
New York
$227K +$227K +9,527 New
HWM
258
HB Wealth Management
Georgia
$227K +$227K +9,512 New
GC
259
Guggenheim Capital
Illinois
$226K +$1.65K +69 +0.7%
DC
260
Diametric Capital
Massachusetts
$225K +$225K +9,446 New
EGM
261
Engineers Gate Manager
New York
$222K -$3.04M -127,582 -93%
SSA
262
Schonfeld Strategic Advisors
New York
$218K -$286K -11,988 -57%
ECM
263
Evergreen Capital Management
Washington
$207K +$206K +8,655 New
FRM
264
Fox Run Management
Connecticut
$206K +$206K +8,649 New
AC
265
AXQ Capital
New Jersey
$205K +$205K +8,597 New
RGF
266
Retirement Guys Formula
Ohio
$203K +$203K +8,508 New
PA
267
Profund Advisors
Maryland
$202K +$202K +8,458 New
IA
268
IFP Advisors
Florida
$189K -$38.2K -1,600 -17%
C
269
Covestor
United Kingdom
$181K +$87.3K +3,661 +94%
HFS
270
Hantz Financial Services
Michigan
$181K +$158K +6,627 +704%
TRCT
271
Tower Research Capital (TRC)
New York
$157K -$323K -13,542 -67%
Rockefeller Capital Management
272
Rockefeller Capital Management
New York
$153K +$153K +6,420 New
CIBC Private Wealth Group
273
CIBC Private Wealth Group
Georgia
$147K +$4.13K +173 +3%
GI
274
GAMMA Investing
California
$136K +$15.9K +668 +13%
NAAA
275
New Age Alpha Advisors
New York
$130K -$2.53K -106 -2%

MGY Hedge Fund Activity: Q3 2025 in Review

373 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Magnolia Oil & Gas (MGY) for Q3 2025, worth a combined $4.92B — up 1.4% from $4.85B a quarter earlier.

Sellers outnumbered buyers: 45 funds closed out of MGY and 36 opened new positions — a net loss of 9 holders — while 151 trimmed existing stakes and 132 added.

The largest buyer was TD Asset Management, adding an estimated $38.2M. The largest seller was Woodline Partners, cutting an estimated $39.8M.

  • 373 institutional investors held Magnolia Oil & Gas (MGY) as of Q3 2025, down from 385 in Q2 2025.
  • Funds reported $4.92B of Magnolia Oil & Gas stock for Q3 2025, up 1.4% quarter-over-quarter.
  • 36 funds opened new Magnolia Oil & Gas positions in Q3 2025 and 45 closed out, a net change of -9 holders.
  • The largest Magnolia Oil & Gas buyer in Q3 2025 was TD Asset Management, an estimated $38.2M added.
  • The largest Magnolia Oil & Gas seller in Q3 2025 was Woodline Partners, an estimated $39.8M sold.

Based on aggregated 13F filings for Q3 2025.